JP2016125674A - Hot water storage type water heater system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hot water storage type water heater which can improve usability of a plurality of units of hot water storage type water heaters connected together.SOLUTION: A hot water storage type water heater system includes: a plurality of hot water storage type water heaters; an operation unit for receiving an operation of a user; transmission means for performing a transmission operation for transmitting operation input information which is the information inputted by the operation with respect to the operation unit at least to one of the hot water storage type water heaters; notification means for collecting state information which is the information about the state of each hot water storage type water heater, and for performing an information notification operation for notifying the information to the user; and storage means for, according to the type of the operation input information or the type of the state information, storing the type whether as collective dealing in which the information is dealt with collectively about the plurality of hot water storage type water heaters or as individual dealing in which the information is dealt with individually about each of the hot water storage type water heaters. One of or both of the transmission means and the notification means perform the operation on the basis of the type.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a hot water storage hot water supply system including a plurality of hot water storage hot water heaters.

  In the following Patent Document 1, each of a plurality of hot water storage water heaters installed in an apartment house or the like is connected so as to supply hot water, and a centralized controller controls the operation mode of each hot water storage water heater. Thus, a hot water supply system capable of allocating a hot water storage water heater that operates with the cooperation of other hot water storage water heaters and a hot water storage water heater that cooperates with the operation of other hot water storage water heaters is disclosed. Yes.

JP 2012-97972 A

  As described in [0021] of Patent Document 1, in the above-described conventional hot water supply system, a remote controller for hot water supply installed in a bathroom or kitchen of the dwelling unit is connected to each hot water storage type hot water heater. The resident of the dwelling unit can operate the remote controller to cause the hot water storage type water heater to perform operations such as hot water supply. On the display screen of the remote controller, the operating state or hot water storage state of the hot water storage type water heater is displayed.

  In the case of a hot water storage hot water system in which a plurality of hot water storage water heaters are connected in parallel in order to enable large-capacity hot water supply, a remote controller is individually connected to each hot water storage water heater as in Patent Document 1. Then, it becomes necessary to operate a plurality of remote controllers individually or to check display screens of the plurality of remote controllers individually, which deteriorates usability.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a hot water storage type hot water supply system capable of improving the usability of a plurality of hot water storage type hot water heaters connected.

  A hot water storage type hot water supply system according to the present invention includes a plurality of hot water storage type hot water heaters, an operation unit that receives an operation of a user, and operation input information that is information input by an operation on the operation unit. A transmission means for performing transmission operation for transmitting to, a notification means for performing information notification operation for collecting information on the status of each hot water storage type hot water heater and notifying the user, and types of operation input information Or, depending on the type of status information, the type of whether the information is handled collectively for a plurality of hot water storage hot water heaters, or the information is handled individually for each hot water storage water heater And one or both of the transmission means and the notification means perform an operation based on the type.

  According to the hot water storage type hot water supply system of the present invention, it is possible to improve the usability of a plurality of hot water storage type hot water heaters connected.

It is a block diagram which shows the hot water storage type hot-water supply system of Embodiment 1 of this invention. It is a figure which shows a part of list showing the classification information which the hot water storage type hot-water supply system of Embodiment 1 of this invention memorize | stores. It is a figure which shows the example of the information displayed on the external appearance of the centralized remote control with which the hot water storage type hot-water supply system of Embodiment 1 of this invention is provided, and a display apparatus. It is a figure which shows the other example of the information displayed on the external appearance of the centralized remote control with which the hot water storage type hot-water supply system of Embodiment 1 of this invention is provided, and a display apparatus. It is a flowchart which shows the control action of the hot water storage type hot-water supply system of Embodiment 1 of this invention. It is a flowchart which shows the control action of the hot water storage type hot-water supply system of Embodiment 1 of this invention.

  Embodiments of the present invention will be described below with reference to the drawings. In addition, the same code | symbol is attached | subjected to the element which is common in each figure, and the overlapping description is abbreviate | omitted. In this specification, “water” is a concept including water of all temperatures from low-temperature cold water to high-temperature hot water.

Embodiment 1 FIG.
FIG. 1 is a configuration diagram showing a hot water storage type hot water supply system according to Embodiment 1 of the present invention. A hot water storage type hot water supply system 1 according to the first embodiment shown in FIG. 1 includes a plurality (units) of hot water storage type hot water heaters 2. In FIG. 1, two hot water storage hot water heaters 2 are shown, but the hot water storage hot water supply system 1 may include three or more hot water storage hot water heaters 2. A plurality of hot water storage type hot water heaters 2 provided in the hot water storage type hot water supply system 1 are connected in parallel to a water source and a hot water supply terminal.

  Each hot water storage type water heater 2 has a substantially similar configuration. Below, the structure of one hot water storage type hot water heater 2 is demonstrated as a representative. The hot water storage type water heater 2 includes a hot water storage tank unit 3 and a heating device 4. The hot water storage tank unit 3 includes a hot water storage tank 5, a circulation pump 6, and a control unit 7. In the hot water storage tank 5, low temperature water before heating and high temperature water after heating can be stored. In the hot water storage tank 5, a temperature stratification can be formed in which the upper side is a high temperature and the lower side is a low temperature due to a difference in water density due to a difference in temperature. A water supply pipe 8 is connected to the lower part of the hot water storage tank 5. The upstream side of the water supply pipe 8 is connected to the water supply path 9. The water supply path 9 is connected to a water source such as a water supply. Water supplied from the water source is supplied into the hot water storage tank 5 through the water supply path 9 and the water supply pipe 8. In the middle of the water supply pipe 8, a pressure reducing valve 13 for adjusting the pressure of the water source and transmitting it to the hot water storage tank 5 is arranged.

  A plurality of hot water storage temperature sensors 10 are attached to the surface of the hot water storage tank 5 at intervals in the vertical direction. The controller 7 can calculate the amount of stored hot water, the amount of stored heat, the amount of remaining hot water, etc. in the hot water storage tank 5 by detecting the temperature distribution in the vertical direction in the hot water storage tank 5 using these hot water storage temperature sensors 10. The control unit 7 controls the start and stop timings of the lift-up operation based on the amount of hot water stored in the hot water storage tank 5, the amount of stored heat, or the amount of remaining hot water.

  The heating device 4 heats water. The heating device 4 of the first embodiment is of a heat pump type. Although not shown, the heat pump type heating device 4 includes a compressor that compresses the refrigerant, a water-refrigerant heat exchanger that exchanges heat between the compressed high-temperature and high-pressure refrigerant and water, a decompression device that decompresses the refrigerant, and a low temperature. A low-temperature side heat exchanger (evaporator) that absorbs heat from a heat source (for example, outside air) into the refrigerant, a refrigerant pipe that forms a refrigerant circuit by connecting these devices in a ring shape, and the like are provided. The heating device 4 heats water by operating a heat pump cycle (refrigeration cycle) with this refrigerant circuit. The heating device in the present invention is not limited to the heat pump type heating device as described above, and may be of any type. For example, the heating device in the present invention may be a solar heating device that heats water with solar heat, or a combustion heating device that heats water with the combustion heat of fuel (eg, gas, kerosene, heavy oil, coal, etc.).

  The lower part of the hot water storage tank 5 and the water inlet of the heating device 4 are connected via the forward flow path 11. A circulation pump 6 is installed in the middle of the forward flow path 11. The water outlet of the heating device 4 and the upper part of the hot water storage tank 5 are connected via a return channel 12. In the lifting operation, which is an operation for increasing the amount of stored hot water (heat storage amount) in the hot water storage tank 5, the heating device 4 and the circulation pump 6 are operated. In the lift-up operation, water in the lower part of the hot water storage tank 5 is conveyed to the heating device 4 through the forward flow path 11. Hot water generated by heating in the heating device 4 passes through the return passage 12 and flows into the hot water storage tank 5 from above. As the water circulates in this manner, the amount of stored hot water (heat storage amount) in the hot water storage tank 5 increases.

  A hot water supply pipe 14 is connected to the upper part of the hot water storage tank 5. The downstream side of the hot water supply pipe 14 is connected to the hot water supply path 15. The downstream side of the hot water supply path 15 is connected to a hot water supply terminal (not shown). Examples of the hot water supply terminal include a bathtub, a shower in a bath, a faucet such as a sink or a sink, a dishwasher, and the like. A hot water on / off valve 16, a hot water sensor 17, and a hot water temperature sensor 18 are provided in the middle of the hot water supply pipe 14. The hot water supply opening / closing valve 16 is configured by an electromagnetic valve or the like, and opens and closes the hot water supply pipe 14. The hot water sensor 17 detects the presence or absence of hot water (flow) to the hot water supply pipe 14. The hot water sensor 17 may be a flow rate sensor. The hot water temperature sensor 18 detects the temperature of hot water flowing through the hot water supply pipe 14.

  The control unit 7 controls the operation of the hot water storage type water heater 2. The control unit 7 includes a storage unit including a ROM (Read Only Memory), a RAM (Random Access Memory), a nonvolatile memory, etc., a processor that executes arithmetic processing based on a program stored in the storage unit, and a processor And an input / output port for inputting / outputting external signals and a communication circuit for communicating with other devices. Actuators and sensors included in the hot water storage type hot water heater 2 are electrically connected to the control unit 7.

  The hot water storage type hot water supply system 1 includes a central remote controller 20. The central remote controller 20 is an example of a terminal device provided in the hot water storage type hot water supply system 1. The central remote controller 20 includes an operation unit 20a that receives a user's operation and a display device 20b. The display device 20b is a device that notifies the user of information related to the state of the hot water storage type hot water heater 2 by displaying characters, figures, symbols, and the like. The central remote controller 20 may include an announcement device that informs the user of information related to the state of the hot water storage type hot water heater 2 by voice instead of or in addition to the display device 20b. Although not shown, the central remote controller 20 further includes a control unit, a storage unit, a communication circuit, and the like.

  One control unit 7 of the plurality of hot water storage type hot water heaters 2 and the centralized remote controller 20 are connected via a remote control communication line 21 so as to be able to perform data communication in both directions. In the following description, among the plurality of hot water storage type hot water heaters 2, the hot water storage type hot water heater 2 connected to the central remote controller 20 is referred to as a “hot water storage type hot water supply machine 2 serving as a hub”. The control unit 7 of the hot water storage type hot water heater 2 serving as a hub and the central remote controller 20 may be configured to be capable of bidirectional data communication by wireless communication.

  In the following description, each of the hot water storage hot water heaters 2 other than the hot water storage hot water heater 2 serving as a hub is referred to as a “hot water storage hot water heater 2 serving as a spoke”. The control section 7 of the hot water storage type hot water heater 2 serving as a hub and the control section 7 of the hot water storage type hot water supply apparatus 2 serving as a spoke are connected via a hot water supply communication line 22 so as to be able to perform data communication in both directions. The controller 7 of the hot water storage type hot water heater 2 serving as a hub and the control unit 7 of the hot water storage type hot water heater 2 serving as a spoke may be configured to be capable of bidirectional data communication by wireless communication.

  The control part 7 of each hot water storage type hot water heater 2 monitors the state of the own machine. The controller 7 of the hot water storage hot water heater 2 serving as a spoke communicates information on the state of the own machine (hereinafter referred to as “state information”) to the control unit 7 of the hot water storage hot water heater 2 serving as a hub. Transmit via line 22. The control unit 7 of the hot water storage type hot water heater 2 serving as a hub informs the user by the display device 20b based on the state information transmitted from the control unit 7 of the hot water storage type hot water supply device 2 serving as a spoke and the state information of the own machine. The display data for performing the information notification operation for notifying is generated, and the display data is transmitted to the centralized remote controller 20 via the remote control communication line 21.

  The hot water storage type hot water supply system 1 collects the operation input information for a plurality of hot water storage type hot water heaters 2 in accordance with the type of information (hereinafter referred to as “operation input information”) input by an operation on the operation unit 20a. The type of whether to handle collectively or to handle the operation input information individually for each hot water storage water heater 2 is stored in advance. In addition, the hot water storage type hot water supply system 1 treats the state information collectively for a plurality of hot water storage type hot water heaters 2 according to the type of state information of each hot water storage type hot water heater 2, or the state information. Is stored in advance as to whether or not to handle each hot water storage type water heater 2 individually.

  FIG. 2 is a diagram showing a part of a list representing information related to the type (hereinafter referred to as “type information”) stored in hot water storage type hot water supply system 1 according to the first embodiment. In the first embodiment, the type information is stored in one or both of the control unit 7 of the hot water storage type water heater 2 serving as a hub and the centralized remote controller 20. Information regarding this type may also be stored in the control unit 7 of the hot water storage hot water heater 2 serving as a spoke.

As shown in FIG. 2, in the first embodiment, the types of various types of information are determined as follows.
(1) The hot water storage type hot water supply system 1 has a hot water supply temperature setting function for setting a hot water supply temperature that is the temperature of hot water supplied to the hot water supply pipe 14. Of the operation input information, information related to the set value of the hot water supply temperature is treated as a batch.
(2) The hot water storage type hot water supply system 1 has an air venting function for performing air venting by extracting the air in the forward flow path 11 and the return flow path 12 by operating the circulation pump 6. Of the operation input information, the information related to the air bleeding command is handled individually. When the hot water storage tank 5 is once drained and the water is replaced, it is necessary to perform air bleeding.
(3) The hot water storage type hot water supply system 1 has no hot water in the hot water storage tank 5 when the hot water temperature in a predetermined position (for example, 0 L position) in the hot water storage tank 5 becomes lower than a predetermined temperature (for example, 45 ° C.) (hereinafter referred to as “hot water storage tank 5”). , Referred to as “hot water out”) on the display device 20b. Of the status information, information related to running out of hot water is treated as a batch.
(4) When the hot water storage type hot water supply system 1 is performing the uplifting operation (when the heating device 4 is in operation), the display device 20b displays a character “uplifting”. It has a display function during lifting. Of the status information, information regarding whether or not the lifting operation is being executed is handled as a batch.
(5) The hot water storage type hot water supply system 1 has a remaining hot water amount display function for displaying the remaining hot water amount that is equal to or higher than a predetermined temperature (for example, 45 ° C.) existing in the hot water storage tank 5. Among the state information, information on the remaining hot water amount is treated as both collective treatment and individual treatment.

  FIG. 3 is a diagram illustrating an appearance of the central remote controller 20 included in the hot water storage type hot water supply system 1 according to the first embodiment and an example of information displayed on the display device 20b. As shown in FIG. 3, in the first embodiment, the operation unit 20a is configured by a plurality of push buttons. The operation unit in the present invention is not limited to such a configuration, and may be configured with, for example, a touch panel (touch screen). The display device 20b includes, for example, a liquid crystal display device, an organic EL (Electro-Luminescence) display device, and the like. The display device 20b shown in FIG. 3 includes a hot water supply temperature setting display 20c, an air bleeding setting display 20d, a hot water outbreak display 20e, a pumping display 20f, and a batch handling residual hot water display 20g. It is carried out.

  In the example of FIG. 3, it is displayed that the set value of the hot water supply temperature is 42 ° C. The user can change the set value of the hot water supply temperature by operating a predetermined button of the operation unit 20a. As described above, information related to the set value of the hot water supply temperature in the operation input information corresponds to collective handling. For this reason, the hot water supply temperature set by the user is applied to the plurality of hot water storage type hot water heaters 2.

  In this Embodiment 1, the number for identifying the some hot water storage type hot water supply machine 2 with which the hot water storage type hot water supply system 1 is provided is given. When the operation input information corresponds to individual handling, the operation unit 20a accepts an operation in which the user selects the number of the target hot water storage water heater 2. Moreover, the operation part 20a receives operation which a user selects the number of the hot water storage type water heater 2 made into the object which alert | reports status information, when status information corresponds to individual handling. In this Embodiment 1, the user can select the number of the hot water storage type hot water heater 2 as a target by operating a predetermined button of the operation unit 20a.

  As described above, of the operation input information, the information related to the air bleeding command corresponds to individual handling. The user can command execution of air bleeding by operating a predetermined button of the operation unit 20a. At this time, the user selects the number of the target hot water storage type hot water heater 2 by operating a predetermined button of the operation unit 20a. The air release setting display 20d is a display indicating the characters "Air release" indicating that the air release is set, and the number of the hot water storage water heater 2 to be aired ("tank" 1 ”,“ tank 2 ”, etc.).

  As described above, information on the remaining hot water amount among the state information corresponds to collective handling. The display 20g of the amount of remaining hot water handled in a lump is configured with a figure showing the remaining hot water amount in four stages. The collective remaining hot water amount display 20g represents the remaining hot water amount obtained by integrating the remaining hot water amounts of the plurality of hot water storage type hot water heaters 2, that is, the remaining hot water amount as the entire hot water storage type hot water supply system 1.

  FIG. 4 is a diagram illustrating an external appearance of the central remote controller 20 included in the hot water storage type hot water supply system 1 according to the first embodiment and another example of information displayed on the display device 20b. As described above, information on the remaining hot water amount among the state information corresponds to individual handling. In the example shown in FIG. 4, the display device 20 b displays the individually treated remaining hot water amount 20 h. The display 20h of the amount of remaining hot water handled individually includes a display (“tank 1”, “tank 2”, etc.) indicating the number of the hot water storage type hot water supply device 2 to be processed, and a figure indicating the remaining hot water amount in four stages.

  FIG. 5 is a flowchart showing the control operation of the hot water storage type hot water supply system 1 according to the first embodiment. Hereinafter, the operation of the hot water supply temperature setting function in the hot water storage type hot water supply system 1 will be described with reference to the flowchart of FIG.

(Hot water temperature setting function)
In step S30 of FIG. 5, the control unit of the centralized remote controller 20 determines whether or not there is operation input information. Here, a case where the user performs an operation on the operation unit 20a to change the set value of the hot water supply temperature will be described. In this case, in step S30, the control unit of the centralized remote controller 20 determines whether the user has performed an operation for changing the set value of the hot water supply temperature on the operation unit 20a. When the operation is performed, the control unit of the central remote controller 20 proceeds to step S31. In step S31, the control unit of the centralized remote controller 20 controls the operation input information (in this case, information on the changed hot water temperature setting value) via the remote control communication line 21 to control the hot water storage hot water heater 2 serving as a hub. Send to part 7. When the central remote controller 20 stores the type information, the control unit of the central remote controller 20 stores the type of the information (in this case, collectively handled) together with the operation input information as a hot water storage hot water supply. It may be transmitted to the control unit 7 of the machine 2.

  In step S32, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub receives the operation input information (information of the changed hot water supply temperature setting value) transmitted from the central remote controller 20, and the operation input information is batched. Judge whether it is handled or individually handled. The control unit 7 of the hot water storage type water heater 2 serving as a hub may determine whether the operation input information is handled collectively or individually based on the type information received from the central remote controller 20. When the control unit 7 of the hot water storage type water heater 2 serving as a hub stores the type information, the control unit 7 determines whether the operation input information is handled collectively or individually based on the type information. May be.

  Here, the operation input information (information of the changed hot water supply temperature setting value) corresponds to collective handling. When the operation input information corresponds to batch handling, the control unit 7 of the hot water storage type water heater 2 serving as a hub proceeds to step S33. In step S33, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub sends the operation input information (change) to the control unit 7 of each hot water storage type hot water supply device 2 serving as a spoke via the communication line 22 between hot water heaters. Information on the set hot water temperature setting value).

  In step S35, the control unit 7 of the hot water storage type hot water heater 2 that has received the operation input information controls the operation of the own machine based on the operation input information. When the information of the changed hot water supply temperature set value is received as the operation input information, the control unit 7 of each hot water storage type hot water heater 2 determines the operation of the heating device 4 and the circulation pump 6 during the lifting operation. By controlling, the hot water supply temperature is controlled to match the changed hot water supply temperature set value. In addition, the hot water storage type hot water heater 2 mixes high temperature water supplied from the hot water storage tank 5 with low temperature water or medium temperature water supplied from the water source or the hot water storage tank 5 so as to adjust the hot water supply temperature (not shown). , The control unit 7 of the hot water storage type hot water heater 2 may control the hot water supply temperature so as to coincide with the changed hot water supply temperature set value by controlling the operation of the mixing valve.

  When the operation input information corresponds to batch processing, the operation input information may be transmitted to the control units 7 of all the hot water storage hot water heaters 2, but the hot water storage hot water heaters 2 that meet the preset conditions are transmitted. You may select and transmit operation input information to the control part 7 of the selected hot water storage type hot water heater 2. For example, in step S33, the control unit 7 of the hot water storage type water heater 2 serving as the hub sets a preset condition (for example, the hot water temperature at the 0L position in the hot water storage tank 5 in the hot water storage type water heater 2 serving as the spoke). Is selected and the operation input information (information of the changed hot water temperature setting value) is transmitted to the control unit 7 of the selected hot water heater 2. You may do it. The hot water storage hot water heater 2 that does not meet the above conditions, that is, the hot water storage hot water heater 2 whose hot water temperature at the 0L position in the hot water storage tank 5 is less than 45 ° C. is out of hot water and cannot perform hot water supply operation. There is no need to convey value information. For this reason, it can avoid transmitting operation input information to the unnecessary hot water storage type hot water heater 2 by doing as mentioned above.

  As described above, in the first embodiment, when the user changes the hot water supply temperature setting from the centralized remote controller 20, it is possible to make settings for the plurality of hot water storage type hot water heaters 2 at once. For this reason, the procedure for selecting the target hot water storage water heater 2 and the procedure for making settings for each of the plurality of hot water storage water heaters 2 are not required, the user's operation procedure can be simplified, and good usability Is obtained.

(Air bleeding function)
Next, the operation of the air bleeding function in the hot water storage type hot water supply system 1 will be described with reference to the flowchart of FIG. In step S30 of FIG. 5, the control unit of the centralized remote controller 20 determines whether or not there is operation input information. Here, a case where the user issues an air bleeding command to the operation unit 20a will be described. In this case, the user can command execution of air bleeding by operating a predetermined button of the operation unit 20a. At this time, the user selects the number of the hot water storage type hot water heater 2 that performs air bleeding by operating a predetermined button of the operation unit 20a. In step S30, the control unit of the centralized remote controller 20 determines whether or not the user has performed an operation for instructing air bleeding on the operation unit 20a. When the operation is performed, the control unit of the central remote controller 20 proceeds to step S31. In step S31, the control unit of the centralized remote controller 20 sends operation input information (in this case, an air vent command and information on the number of the hot water storage water heater 2 selected as the implementation target) to the remote control communication line 21. Then, the data is transmitted to the control unit 7 of the hot water storage type hot water heater 2 serving as a hub. The control unit of the centralized remote controller 20 may transmit the type of the information (in this case, individual handling) together with the operation input information to the control unit 7 of the hot water storage hot water heater 2 serving as a hub.

  In step S 32, the control unit 7 of the hot water storage hot water heater 2 serving as a hub receives operation input information (air bleeding instruction and information on the number of the hot water storage hot water heater 2 selected as the implementation target) from the centralized remote controller 20. At the same time, it is determined whether the operation input information is handled collectively or individually. The control unit 7 of the hot water storage type water heater 2 serving as a hub may determine whether the operation input information is handled collectively or individually based on the type information received from the central remote controller 20. When the control unit 7 of the hot water storage type water heater 2 serving as a hub stores the type information, the control unit 7 determines whether the operation input information is handled collectively or individually based on the type information. May be.

  Here, the operation input information (air bleeding command) corresponds to individual handling. When the operation input information corresponds to individual handling, the control unit 7 of the hot water storage type water heater 2 serving as a hub proceeds to step S34. In step S34, the control unit 7 of the hot water storage hot water heater 2 serving as a hub inputs an operation input to the control unit 7 of the hot water storage hot water supply 2 selected as the operation input information via the communication line 22 between hot water heaters. Sends information (air bleeding command). The control unit 7 of the hot water storage type hot water heater 2 serving as a hub omits the process of step S34 when the hot water storage type hot water supply apparatus 2 selected as the target of the operation input information is its own machine.

  In step S35, the control unit 7 of the hot water storage type hot water heater 2 that has received the operation input information controls the operation of the own machine based on the operation input information. When an air vent command is received as operation input information, the control unit 7 of the hot water storage type hot water heater 2 operates the circulation pump 6 to perform air vent.

  As described above, in the first embodiment, when only one of the plurality of hot water storage hot water heaters 2 provided in the hot water storage hot water supply system 1 is replaced with water in the hot water storage tank 5, the replacement is performed. Only the hot water storage type hot water heater 2 that has been performed can be individually ventilated, and good usability can be obtained.

  Next, the information alerting | reporting operation | movement in the hot water storage type hot water supply system 1 of this Embodiment 1 is demonstrated. In the first embodiment, the central remote controller 20 and the control unit 7 of the hot water storage water heater 2 serving as a hub correspond to notifying means that collects status information of each hot water storage water heater 2 and performs an information notification operation. When the status information corresponds to collective handling, the notification means performs an information notification operation based on the result of integrating the status information of the plurality of hot water storage type hot water heaters 2. When the state information corresponds to individual handling, the notification unit performs an information notification operation based on the state information of each hot water storage type hot water heater 2.

  In the first embodiment, the information corresponding to the collective handling among the state information includes the first type, the second type, and the third type. As for the status information of the first type of collective handling, the notification means notifies that the condition information is satisfied when all the storage water heaters 2 included in the storage hot water supply system 1 satisfy the condition information. However, when there is at least one hot water storage type water heater 2 that does not satisfy the condition of the state information, the fact that the condition of the state information is satisfied is not notified. In the first embodiment, the state information indicating the presence or absence of hot water corresponds to this first type.

  As for the state information of the second type that is handled collectively, the notifying means notifies that the condition information is satisfied when there is at least one hot water storage apparatus 2 that satisfies the condition information. When all the hot water storage type water heaters 2 included in the system 1 do not satisfy the condition of the state information, the fact that the condition of the state information is satisfied is not notified. In the first embodiment, the state information indicating whether the driving operation is being performed corresponds to this second type.

  For the third type of state information handled in a lump, the notifying means performs an information notifying operation based on a value obtained by statistically processing a value related to the state information of each hot water storage type hot water heater 2. In the first embodiment, the state information indicating the remaining hot water volume corresponds to this third type.

  FIG. 6 is a flowchart showing a control operation of the hot water storage type hot water supply system 1 according to the first embodiment. Hereinafter, with reference to the flowchart of FIG. 6, the information alerting | reporting operation | movement in the hot water storage type hot-water supply system 1 is further demonstrated.

(Hot water display function)
First, the operation of the hot water display function will be described. In step S40 of FIG. 6, the control unit 7 of each hot water storage type hot water heater 2 monitors the state of the own machine. For example, the control unit 7 of each hot water storage type hot water heater 2 monitors the amount of hot water remaining in the hot water storage tank 5, whether or not the hot water storage tank 5 has run out, whether or not the pumping operation is being performed, and the like. In the first embodiment, the control unit 7 of each hot water storage type hot water heater 2 performs hot water when the hot water temperature at a predetermined position (for example, 0 L position) in the hot water storage tank 5 becomes lower than a predetermined temperature (for example, 45 ° C.). It is determined that there is a break. The control unit 7 of each hot water storage type hot water heater 2 proceeds from step S40 to step S41. In step S41, the controller 7 of each hot water storage hot water heater 2 serving as a spoke communicates the status information of the own machine acquired in step S40 to the control unit 7 of the hot water storage hot water heater 2 serving as a hub. Transmit via line 22. Here, the state information is information on whether or not the hot water storage tank 5 has run out.

  In step S42, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub receives the state information transmitted from the control unit 7 of each hot water storage type hot water supply device 2 serving as a spoke, and the state information is collectively handled. Judgment is made whether or not there is an individual. Here, the state information (information on whether or not the hot water storage tank 5 has run out) corresponds to batch handling. When the status information corresponds to batch handling, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S42 to step S43. In step S43, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub determines the type of the state information that is handled collectively. Here, the state information (information on the presence or absence of hot water in the hot water storage tank 5) corresponds to the first type of batch handling. When the state information corresponds to the first type of batch handling, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S43 to step S44.

  In step S44, the control unit 7 of the hot water storage hot water heater 2 serving as the hub is based on the result of integrating the state information transmitted from the control unit 7 of each hot water storage water heater 2 serving as the spoke and the state information of the own machine. Display data for performing the information notification operation. In step S44, the control unit 7 of the hot water storage hot water heater 2 serving as a hub indicates that if all the hot water storage hot water heaters 2 including the own machine satisfy the state information, the state information is satisfied. The display data is created, and if there is at least one hot water storage water heater 2 that does not satisfy the condition of the state information among all the hot water storage water heaters 2 including the own device, the condition information of the state is satisfied. Do not create display data that indicates Specifically, here, the control unit 7 of the hot water storage hot water heater 2 serving as a hub displays display data indicating that hot water has run out when all of the hot water storage hot water heaters 2 including the own machine have run out. If there is at least one hot water storage hot water heater 2 that does not run out of hot water among all the hot water storage hot water heaters 2 including its own device, display data indicating that there is no hot water shortage is created.

  The control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S44 to step S48. In step S48, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub transmits the display data created in step S44 to the control unit of the centralized remote controller 20 via the remote control communication line 21. At this time, the control unit 7 of the hot water storage type water heater 2 serving as a hub may transmit the display data to the control unit of the centralized remote controller 20 including information indicating that the display data corresponds to batch processing. In step S50, the control unit of the centralized remote controller 20 receives the display data transmitted from the control unit 7 of the hot water storage water heater 2 serving as the hub, and controls the display content of the display device 20b based on the data. . Specifically, here, the control unit of the centralized remote controller 20 causes the display device 20b to display a display 20e (FIG. 3) indicating the occurrence of hot water when the display data indicating the presence of hot water is received. When the display data indicating that no hot water has run out is received, the display device 20b does not display the display 20e indicating the occurrence of hot water running out.

  The plurality of hot water storage type hot water heaters 2 provided in the hot water storage type hot water supply system 1 of Embodiment 1 are connected in parallel to the hot water supply terminal. For this reason, even if some of the hot water storage-type water heaters 2 are out of hot water, it is possible to supply hot water to the hot-water supply terminal if there is at least one hot water storage-type hot water heater 2 without hot water out. One does not have to worry about running out of hot water. According to the hot water display function of the first embodiment, the hot water is notified to the user unnecessarily by notifying the user of the hot water only when all of the hot water storage hot water heaters 2 are hot. It is possible to prevent the user from unnecessarily worrying about running out of hot water. For this reason, good usability can be obtained.

(Upward display function)
Next, the operation of the lifting display function will be described. In step S40 of FIG. 6, the control unit 7 of each hot water storage type hot water heater 2 monitors the state of the own machine (whether the lifting operation is being executed). The control unit 7 of each hot water storage type hot water heater 2 proceeds from step S40 to step S41. In step S41, the control unit 7 of each hot water storage type hot water heater 2 serving as a spoke uses the state information (whether the lifting operation is being executed) acquired in step S40 as a hub. It transmits to the control part 2 of 2 via the communication line 22 between hot water supply machines.

  In step S42, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub receives the state information transmitted from the control unit 7 of each hot water storage type hot water supply device 2 serving as a spoke, and the state information is collectively handled. Judgment is made whether or not there is an individual. Here, the state information (whether the lifting operation is being executed) corresponds to batch handling. When the status information corresponds to batch handling, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S42 to step S43. In step S43, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub determines the type of the state information that is handled collectively. Here, the state information (whether the lifting operation is being executed) corresponds to the second type of batch handling. When the state information corresponds to the batch-type second type, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S43 to step S45.

  In step S45, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub is based on the result of integrating the state information transmitted from the control unit 7 of each hot water storage type hot water supply device 2 serving as a spoke and the state information of the own machine. Display data for performing the information notification operation. In step S45, the control unit 7 of the hot water storage hot water heater 2 serving as a hub has at least one hot water storage water heater 2 that satisfies the condition information among all the hot water storage hot water heaters 2 including its own machine. Creates display data indicating that the condition of the state information is satisfied, and if all of the hot water storage water heaters 2 including the own machine do not satisfy the condition of the condition information, the condition information of the condition information is satisfied. Do not create display data that indicates Specifically, here, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub is one of the hot water storage type hot water heaters 2 in which the lifting operation is being executed among all the hot water storage type hot water heaters 2 including the self machine. If it is also a stand, display data indicating that the lifting operation is being executed is created, and if all the hot water storage hot water heaters 2 including the own machine are not performing the lifting operation, the lifting operation is not performed. Create display data to indicate that it is running.

  The control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S45 to step S48. In step S48, the control unit 7 of the hot water storage type water heater 2 serving as a hub transmits the display data created in step S45 to the control unit of the centralized remote controller 20 via the remote control communication line 21. At this time, the control unit 7 of the hot water storage type water heater 2 serving as a hub may transmit the display data to the control unit of the centralized remote controller 20 including information indicating that the display data corresponds to batch processing. In step S50, the control unit of the centralized remote controller 20 receives the display data transmitted from the control unit 7 of the hot water storage water heater 2 serving as the hub, and controls the display content of the display device 20b based on the data. . Specifically, when the control unit of the centralized remote controller 20 receives display data indicating that the lift-up operation is being performed, the display 20f (FIG. 3) being lifted is displayed on the display device 20b. When the display data indicating that the lifting operation is not being executed is received, the display 20f during the lifting operation is not displayed on the display device 20b.

  According to the display function during the lifting of the first embodiment, when even one of the plurality of hot water storage hot water heaters 2 included in the hot water storage hot water supply system 1 is performing the pumping operation, Even when the water heater 2 is not performing the lifting operation, the user can be notified that the lifting operation is being performed. For this reason, when the hot water storage type hot water supply system 1 is consuming electric power to boil hot water, the user can surely know that fact, so that good usability can be obtained.

(Remaining hot water display function)
Next, the operation of the remaining hot water amount display function will be described. In step S40 of FIG. 6, the control unit 7 of each hot water storage type hot water heater 2 monitors the state of the own machine (the amount of remaining hot water). In the first embodiment, the control unit 7 of each hot water storage type hot water heater 2 is based on the temperature distribution information detected by the plurality of hot water storage temperature sensors 10 and has a predetermined temperature (for example, 45 ° C.) existing in the hot water storage tank 5. ) The remaining hot water amount that is the above hot water amount is calculated. The control unit 7 of each hot water storage type hot water heater 2 proceeds from step S40 to step S41. In step S41, the control unit 7 of each hot water storage hot water heater 2 serving as a spoke transmits the state information (remaining hot water amount) of the own machine acquired in step S40 to the control unit 7 of the hot water storage hot water supply 2 serving as a hub. It transmits via the hot water supply machine communication line 22.

  In step S42, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub receives the state information transmitted from the control unit 7 of each hot water storage type hot water supply device 2 serving as a spoke, and the state information is collectively handled. Judgment is made whether or not there is an individual. Here, the state information (remaining hot water amount) corresponds to collective handling. When the status information corresponds to batch handling, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S42 to step S43. In step S43, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub determines the type of the state information that is handled collectively. Here, the state information (remaining hot water amount) corresponds to the third type of batch handling. When the state information corresponds to the batch-type third type, the control unit 7 of the hot water storage type water heater 2 serving as a hub proceeds from step S43 to step S46.

  In step S46, the control unit 7 of the hot water storage hot water heater 2 serving as a hub is based on the result of integrating the state information transmitted from the control unit 7 of each hot water storage water heater 2 serving as a spoke and the state information of the own machine. Display data for performing the information notification operation. In step S46, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub creates display data based on a value obtained by statistically processing the value related to the state information of each hot water storage type hot water heater 2. The statistically processed values are, for example, an average value, median value, total value, maximum value, minimum value, mode value, variance, standard deviation, and the like. The control unit 7 of the hot water storage type hot water heater 2 serving as a hub may create display data based on a value obtained by statistically processing values relating to the state information of all the hot water storage type hot water heaters 2 including its own machine. Alternatively, the hot water heater 2 that matches the preset condition is selected, and the display data is obtained based on a value obtained by statistically processing the value related to the state information of the selected hot water heater 2. You may create it. Specifically, here, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub displays the remaining hot water amount in a collective manner based on the average value or the total value of the remaining hot water amounts of the respective hot water storage type hot water heaters 2. Create data. The control unit 7 of the hot water storage type hot water heater 2 serving as a hub creates batch-use residual hot water amount display data based on the average value or total value of the remaining hot water amount values of all the hot water storage type hot water heaters 2 including its own machine. You may do it. Moreover, the control part 7 of the hot water storage type hot water heater 2 which becomes a hub selects the hot water storage type hot water heater 2 (for example, the hot water storage type hot water heater 2 without running out of hot water) that matches a preset condition, and the selected one is selected. Based on the average value or the total value of the remaining hot water amount values of the hot water storage type hot water supply device 2, batch-treated residual hot water amount display data may be created.

  The control unit 7 of the hot water storage type water heater 2 serving as a hub proceeds from step S46 to step S48. In step S48, the control unit 7 of the hot water storage type water heater 2 serving as a hub transmits the display data created in step S46 to the control unit of the centralized remote controller 20 via the remote control communication line 21. At this time, the control unit 7 of the hot water storage type water heater 2 serving as a hub may transmit the display data to the control unit of the centralized remote controller 20 including information indicating that the display data corresponds to batch processing. In step S50, the control unit of the centralized remote controller 20 receives the display data transmitted from the control unit 7 of the hot water storage water heater 2 serving as the hub, and controls the display content of the display device 20b based on the data. . More specifically, here, the control unit of the centralized remote controller 20 performs the collective remaining hot water amount based on the collective remaining hot water amount display data transmitted from the control unit 7 of the hot water storage hot water heater 2 serving as a hub. The display 20g (FIG. 3) is displayed on the display device 20b.

  As described above, according to the remaining hot water amount display function of the first embodiment, the user can display the remaining hot water amount based on the average value or the total value of the remaining hot water amount values of the respective hot water storage type hot water heaters 2. Can easily know the amount of remaining hot water of the hot water storage type hot water heater 2 connected to a plurality of units. For this reason, when using hot water according to the amount of remaining hot water, for example, it can be easily understood how much hot water can be used. For this reason, good usability can be obtained.

  In step S46, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub has a minimum value among the remaining hot water amounts of the plurality of hot water storage type hot water heaters 2 (that is, the remaining hot water amount of the hot water storage type hot water heater 2 having the smallest remaining hot water amount). On the basis of the above, it is also possible to create data for displaying the remaining amount of hot water handled in a batch. In that case, the control unit of the central remote controller 20 causes the display device 20b to display information on the remaining hot water amount of the hot water storage type water heater 2 having the smallest remaining hot water amount. This has the following effects. Although the amount of remaining hot water that averages the plurality of hot water storage-type water heaters 2 is large, only a part of the hot water storage-type water heaters 2 may be in a state where the amount of remaining hot water is greatly reduced. In this case, the scooping operation is executed in the hot water storage type water heater 2 in which the amount of remaining hot water is greatly reduced, and a display 20f during the scooping is displayed on the display device 20b. In this case, if the information indicating that the remaining hot water amount is large is displayed on the display device 20b based on the average value of the remaining hot water amount of the plurality of hot water storage type water heaters 2, the pumping operation is performed even though the remaining hot water amount is large. There is a possibility that the user distrusts the fact that it is implemented and misunderstands that it is a malfunction. On the other hand, such misunderstanding can be prevented by causing the display device 20b to display information on the remaining hot water amount of the hot water storage type hot water heater 2 having the smallest remaining hot water amount. In addition, by displaying information on the remaining hot water amount of the hot water storage type water heater 2 having the smallest remaining hot water amount on the display device 20b, there is an effect of prompting the user to save the hot water amount. As described above, when information on the remaining hot water amount of the hot water storage type water heater 2 having the smallest remaining hot water amount is displayed on the display device 20b, the hot water storage type hot water heater 2 that has run out of hot water is excluded, It is desirable to display on the display device 20b information on the amount of remaining hot water of the hot water storage water heater 2 having the smallest remaining hot water amount among the hot water storage water heaters 2 that are not cut. Thereby, when only some of the hot water storage type hot water heaters 2 are out of hot water, it is possible to reliably prevent the user from misunderstanding that the hot water storage type hot water supply system 1 as a whole has run out.

  In the first embodiment, the remaining hot water information also corresponds to individual handling. For this reason, when the control part 7 of the hot water storage type water heater 2 used as a hub receives the information of the remaining hot water amount transmitted from the control part 7 of each hot water storage type hot water supply machine 2 used as a spoke in step S42, the remaining hot water quantity. It is determined that the information is individually handled. When the state information corresponds to individual handling, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S42 to step S47. In step S47, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub displays an individual remaining hot water amount for each hot water storage type hot water heater 2 based on information on the remaining hot water amount of each of the hot water storage type hot water heaters 2 including its own machine. Create data.

  The control unit 7 of the hot water storage type hot water heater 2 serving as a hub proceeds from step S47 to step S49. In step S49, the control unit 7 of the hot water storage type hot water heater 2 serving as a hub transmits the individual remaining hot water amount display data for each hot water storage type hot water heater 2 created in step S47 via the remote control communication line 21. Send to the control unit.

  In step S51, the control unit of the centralized remote controller 20 receives the individual remaining hot water amount display data for each hot water storage type hot water heater 2 transmitted from the control unit 7 of the hot water storage type hot water supply device 2 serving as a hub. Based on this, the display content of the display device 20b is controlled. Specifically, here, the control unit of the centralized remote controller 20 is based on the individual remaining hot water amount display data for each hot water storage hot water heater 2 transmitted from the control unit 7 of the hot water storage hot water heater 2 serving as a hub. Then, the display 20h is displayed on the display device 20b. The user operates the predetermined button of the operation unit 20a to select the number of the hot water storage type water heater 2 that is the target for displaying the amount of remaining hot water handled individually. The control unit of the centralized remote controller 20 causes the display device 20b to display a display 20h of an individual amount of remaining hot water based on the individual remaining hot water amount display data of the hot water storage hot water heater 2 of the number selected by the user.

  As described above, according to the remaining hot water amount display function of the first embodiment, the user can also know the individual remaining hot water amount for each of the hot water storage type hot water heaters 2 connected to a plurality of units. Thereby, for example, when one of the hot water storage type hot water heaters 2 breaks down, it becomes possible to easily identify the faulty hot water storage type hot water heater 2.

  As described above, according to the first embodiment, when the user performs various settings using the centralized remote controller 20, depending on the setting item, different settings are made for the plurality of hot water storage type hot water heaters 2, respectively. Therefore, good usability can be obtained.

  In addition, depending on the setting item, the setting is performed for a plurality of hot water storage hot water heaters 2 at a time, and therefore, a procedure for selecting the target hot water storage hot water heater 2 or a plurality of hot water storage hot water heaters. Therefore, it is not necessary to perform the procedure for setting each of them, and the user's operation procedure can be simplified. Moreover, about the display of the setting content, since one display is performed with respect to the some hot water storage type hot water heater 2, a display area can be reduced.

  In addition, depending on the display item, the state of the plurality of hot water storage type hot water heaters 2 can be confirmed separately, so that good usability can be obtained.

  Further, depending on the display item, since one display data is created and displayed from the state of the plurality of hot water storage hot water heaters 2, the procedure for selecting the target hot water storage hot water heater 2 becomes unnecessary, Since the operation procedure of the user can be simplified, good usability can be obtained. Moreover, since one display is performed with respect to the plurality of hot water storage type hot water heaters 2, the display area can be reduced.

  In the first embodiment, the central remote controller 20 and the control unit 7 of the hot water storage hot water heater 2 serving as a hub correspond to transmission means for performing a transmission operation of transmitting operation input information to at least one hot water storage hot water heater 2. Further, as described above, in the first embodiment, the central remote controller 20 and the control unit 7 of the hot-water storage water heater 2 serving as a hub correspond to notification means for performing an information notification operation. In the hot water storage hot water supply system 1 according to the first embodiment, the transmission means performs a transmission operation based on the type of operation input information (whether it is handled collectively or individually), and the notification means is status information of the hot water storage hot water heater 2. The information notification operation is performed based on the type (collective treatment or individual treatment), but the hot water storage hot water supply system of the present invention may perform only one of the transmission operation and the information notification operation. good.

  In the first embodiment, the centralized remote controller 20 (terminal device) transmits information to and from the control unit 7 of the hot water storage water heater 2 serving as a spoke through the control unit 7 of the hot water storage water heater 2 serving as a hub. Configured to do. The present invention is not limited to such a configuration, and the central remote controller 20 (terminal device) may be configured to be able to directly communicate with the control unit 7 of each hot water storage type hot water heater 2.

DESCRIPTION OF SYMBOLS 1 Hot water storage type hot water supply system, 2 Hot water storage type water heater, 3 Hot water storage tank unit, 4 Heating device, 5 Hot water storage tank, 6 Circulation pump, 7 Control part, 8 Water supply pipe, 9 Water supply path, 10 Hot water storage temperature sensor, 11 Outbound flow path , 12 Return flow path, 13 Pressure reducing valve, 14 Hot water supply pipe, 15 Hot water supply path, 16 Hot water supply on / off valve, 17 Hot water sensor, 18 Hot water temperature sensor, 20 Central remote controller, 20a operation unit, 20b Display device, 20c Hot water temperature setting Display, 20d Air release setting display, 20e Hot water outbreak display, 20f Uplifting display, 20g Collected hot water display, 20h Individual hot water display, 21 Remote control communication line, 22 Communication line between water heaters

Claims (9)

A plurality of hot water storage water heaters,
An operation unit for accepting a user's operation;
Transmission means for performing a transmission operation of transmitting operation input information, which is information input by an operation on the operation unit, to at least one of the hot water storage hot water heaters;
Informing means for collecting information on the state of each of the hot water storage type hot water heaters and performing an information informing operation for informing the user of the information;
Depending on the type of the operation input information or the type of the state information, the information is collectively handled for a plurality of the hot water storage hot water heaters, or the information is used for each of the hot water hot water heaters. Storage means for storing the type of individual handling,
With
One or both of the transmission means and the notification means is a hot water storage type hot water supply system that operates based on the type.   The hot water storage hot water supply system according to claim 1, wherein the operation unit receives an operation for a user to select the hot water storage hot water heater to be used when the operation input information or the state information corresponds to the individual handling. .   The transmission means transmits the operation input information to a plurality of the hot water storage hot water heaters when the operation input information corresponds to the collective handling, and when the operation input information corresponds to the individual handling. The hot water storage hot water supply system according to claim 1 or 2, wherein the operation input information is transmitted to the hot water storage hot water heater selected as a target.   When the state information corresponds to the collective handling, the notification unit performs an information notification operation based on a result obtained by integrating the state information of a plurality of the hot water storage water heaters, and the state information is treated as the individual handling. The hot water storage type hot water supply system according to any one of claims 1 to 3, wherein an information notification operation is performed based on the state information of each of the hot water storage type hot water heaters.   5. The transmission means according to claim 1, wherein, when the operation input information corresponds to the collective handling, the operation input information is transmitted to the hot water storage type water heater that satisfies a preset condition. The hot water storage hot water supply system according to one item.   The said alerting | reporting means performs information alerting | reporting operation | movement based on the result of having integrated the said status information of the said hot water storage type | formula water heater which suits the preset conditions, when the said status information corresponds to the said batch treatment. The hot water storage hot water supply system according to any one of claims 5 to 6.   Among the status information, the information corresponding to the collective handling is notified by the notification means that the condition information is satisfied when all the hot water storage water heaters satisfy the condition information. The information of the type from which the said alerting | reporting means does not alert | report that the condition of the said status information is satisfy | filled when the said hot water storage type water heater which does not satisfy the conditions of status information is one unit. A hot water storage hot water supply system according to claim 1.   Among the status information, the information corresponding to the collective handling is notified by the notification means that the status information condition is satisfied when there is at least one hot water storage type water heater that satisfies the condition information. Any one of claims 1 to 7, wherein when all of the hot water storage hot water heaters do not satisfy the condition of the state information, the notification means does not notify that the condition information is satisfied. A hot water storage hot water supply system according to claim 1.   Among the status information, the type corresponding to the collective handling includes a type in which the notification means performs an information notification operation based on a value obtained by statistically processing a value related to the status information of each of the hot water storage water heaters. The hot water storage hot water supply system according to any one of claims 1 to 8, wherein information is included.

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